Giant LP122A-3100, Инструкция по эксплуатации / Руководство по ремонту и обслуживанию

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LP122A-3100 & LP250-3100 Repair Instructions
1. With a 30mm wrench,
remove the six (6) plugs
(48) from the valve casing
(43). Inspect the o-rings
(48A) and replace if
necessary.
With needle nose pliers,
remove the complete valve
assembly (46A).
2. To disassemble the valve assembly, insert a flat screwdriver
between the valve plate (45) and valve seat (44) and gently
twist. Examine all parts and replace if necessary. If the seat
doesn’t come out, use a valve puller to remove.
3. Remove the eight (8) hex
nuts (49A) with a 19mm
wrench. Tap the back of
the manifold (43) with a
rubber mallet to dislodge
and slide off the studs.
4. Remove the seal sleeve (35) from the manifold (43) and/or
crankcase (1). Remove the pressure rings (39 & 36A), drip
shield for LP122A-3100 only (36B), v-sleeves (40 & 36), support
ring (41) and o-rings (35A) from the manifold and seal sleeve,
respectively. LP250-3100 pumps also have a support disc (37)
and an O-ring (35B) for the seal sleeve. Examine seals carefully
and replace if worn. Clean all parts.
44A 44 45 48 47
LP122A-3100 Only
LP250-3100 Only LP250-3100 Only